Before I Go To Sleep - Memories define us. So what if you lost yours every time you went to sleep? Your name, your identity, your past, even the people you love—all forgotten overnight. And the one person you trust may be telling you only half the story.

Friend And Foe: When To Cooperate, When To Compete, And How To Succeed At Both - Paperback - Some have argued that humans are fundamentally competitive and that pursuing our self-interest is the best way to get ahead.